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80427486 = 2341326941
BaseRepresentation
bin1001100101100…
…11100111011110
312121100010202210
410302303213132
5131042134421
611551501250
71664423316
oct462634736
9177303683
1080427486
11414433a7
1222b27826
131387cb39
14a978446
1570da576
hex4cb39de

80427486 has 16 divisors (see below), whose sum is σ = 164778768. Its totient is φ = 26155200.

The previous prime is 80427433. The next prime is 80427499. The reversal of 80427486 is 68472408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163225 + ... + 163716.

It is an arithmetic number, because the mean of its divisors is an integer number (10298673).

Almost surely, 280427486 is an apocalyptic number.

80427486 is an abundant number, since it is smaller than the sum of its proper divisors (84351282).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80427486 is a wasteful number, since it uses less digits than its factorization.

80427486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326987.

The product of its (nonzero) digits is 86016, while the sum is 39.

The square root of 80427486 is about 8968.1372647836. The cubic root of 80427486 is about 431.6530672228.

The spelling of 80427486 in words is "eighty million, four hundred twenty-seven thousand, four hundred eighty-six".

Divisors: 1 2 3 6 41 82 123 246 326941 653882 980823 1961646 13404581 26809162 40213743 80427486